100120100201 has 4 divisors (see below), whose sum is σ = 109221927504. Its totient is φ = 91018272900.

The previous prime is 100120100153. The next prime is 100120100257. The reversal of 100120100201 is 102001021001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100120100201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100120100401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4550913635 + ... + 4550913656.

It is an arithmetic number, because the mean of its divisors is an integer number (27305481876).

Almost surely, 2^100120100201 is an apocalyptic number.

100120100201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100120100201 is a deficient number, since it is larger than the sum of its proper divisors (9101827303).

100120100201 is an equidigital number, since it uses as much as digits as its factorization.

100120100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9101827302.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 100120100201 its reverse (102001021001), we get a palindrome (202121121202).

The spelling of 100120100201 in words is "one hundred billion, one hundred twenty million, one hundred thousand, two hundred one".